Method Of Improving Film Processing And Injection Molding Of Polyhydroxyalkanoate Polymers
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United States of America Patent
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Issued Date -
Feb 16, 2012
app pub date -
Apr 6, 2010
filing date -
Apr 6, 2009
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Abstract
Processing and improvements in processing of polyhydroxyalkanoate polymer films, sheet, injection moldings, thermoforms, and blow moldings are provided, by use of particular types of calcium carbonate. Methods for using the calcium carbonates in processing of polyhydroxyalkanoate polymers are also disclosed, as well as polyhydroxyalkanoate polymer compositions comprising the calcium carbonates, and articles made therefrom.
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